What are Enums? Enumerated types (Enums) are a special kind of data type that consist of a set of predefined values. It is common in many programming languages and it…
What are Check Constraints? In PostgreSQL, check constraints are a powerful tool to enforce certain conditions on the data in your tables. Unlike enums, which define a strict set of allowed values,…
When you're using modern web applications, it's easy to forget the multitude of operations running quietly behind the scenes every time a page loads or a button is clicked. Creating…